| 序号 |
时间(年) |
数据(单位：千公顷) |
| 1 |
2018 |
|
| 2 |
2017 |
|
| 3 |
2016 |
|
| 4 |
2015 |
|
| 5 |
2014 |
|
| 6 |
2013 |
|
| 7 |
2012 |
|
| 8 |
2011 |
|
| 9 |
2010 |
|
| 10 |
2009 |
|
| 11 |
2008 |
75.48 |
| 12 |
2007 |
75.80 |
| 13 |
2006 |
75.92 |
| 14 |
2005 |
76.44 |
| 15 |
2004 |
76.56 |
| 16 |
2003 |
76.72 |
| 17 |
2002 |
76.93 |
| 18 |
2001 |
77.13 |
| 19 |
2000 |
77.22 |
| 20 |
1999 |
77.05 |
| 21 |
1998 |
77.03 |
| 22 |
1997 |
77.44 |
| 23 |
1996 |
77.91 |
| 24 |
1995 |
77.97 |
| 25 |
1994 |
79.97 |
| 26 |
1993 |
80.20 |
| 27 |
1992 |
80.38 |
| 28 |
1991 |
80.45 |
| 29 |
1990 |
80.62 |
| 30 |
1989 |
80.73 |
| 31 |
1988 |
80.77 |
| 32 |
1987 |
80.86 |
| 33 |
1986 |
81.12 |
| 34 |
1985 |
81.19 |
| 35 |
1984 |
82.46 |
| 36 |
1983 |
82.67 |
| 37 |
1982 |
82.73 |
| 38 |
1981 |
82.87 |
| 39 |
1980 |
83.03 |
| 40 |
1979 |
83.64 |
| 41 |
1978 |
83.81 |
